Trust documents are full of legal words that can feel confusing. But every term has a simple meaning. This guide breaks down what all the trust terms mean, from trustor and trustee to beneficiary and more, so families can read their documents with confidence.
Trustor, Grantor, Settlor: Three Names, One Role
These three terms all mean the same thing: the person who creates the trust. Different attorneys and different states use different terms. In Arizona, "trustor" and "grantor" are most common. Some documents say "settlor." All refer to the person who decides to create the trust, transfers assets into it, and writes the rules for how those assets are managed.
Whether the trust is a revocable trust or an irrevocable trust, the person who sets it up is always the trustor.
Trustee: The Person Who Manages the Trust
The trustee is the person or company responsible for managing the trust property. They follow the rules the trustor wrote. With a revocable trust, the trustor usually serves as their own trustee during their lifetime. This means nothing changes day to day.
The trustee has a fiduciary duty. That means they must act in the best interest of the trust beneficiaries. They cannot use trust property for personal gain. They must keep records, file taxes, and handle trust administration with care. This duty applies to every type of trust.
Successor Trustee: Who Steps In Next
The successor trustee is the person named to take over when the original trustee can no longer serve. This happens in two situations:
- Incapacity: If the trustor becomes unable to manage their own affairs, the successor trustee steps in to manage trust property on their behalf.
- Death: After the trustor passes away, the successor trustee handles trust administration and distributes assets to the beneficiaries.
The successor trustee has no authority while the trustor is alive and well. They only act when needed.
Beneficiary vs. Beneficial Owner
These two terms sound alike but mean different things.
- Beneficiary: The person who will receive assets from the trust. The primary beneficiary is typically a spouse or child. Contingent beneficiaries receive assets if the primary beneficiary cannot.
- Beneficial owner: The person who currently benefits from trust property. With a revocable trust, the trustor is the beneficial owner while alive. They use the assets, earn income from them, and keep full control. The IRS treats the beneficial owner and the trust as one entity for tax purposes.
In simple terms, the beneficial owner benefits now. The trust beneficiaries benefit later.
Trust Corpus (or Trust Res)
The corpus is the formal term for "everything inside the trust." It includes all trust property that has been transferred in: real estate, bank accounts, investments, and other assets. If something was never transferred into the trust, it is not part of the corpus and the trust has no control over it. This is why funding a trust properly matters so much.
Other Trust Terms Worth Knowing
A few more terms come up often in trust documents:
- Revocable trust: A type of trust the trustor can change or cancel at any time while alive and competent.
- Irrevocable trust: A type of trust that generally cannot be changed after it is created. It offers stronger asset protection but less flexibility.
- Trust administration: The process of managing and distributing trust property after the trustor dies or becomes incapacitated.
- Fiduciary: Anyone who manages the trust and owes a legal duty to act in the best interests of the beneficiaries.
Why These Terms Matter
Knowing these terms helps families read their own trust documents. It also helps them talk clearly with their estate planning team. When everyone speaks the same language, fewer things get lost in translation. That clarity can prevent costly mistakes during trust administration.